Test Code LAB2126 Vitamin B6, Plasma Pyridoxal 5-Phosphate

Additional Codes

PLP

Specimen: Blood

Container: Na Heparin or Lithium Heparin Tube

Alternate container(s): Plasma gel separator tube (PST)

Collection Volume: 4.0 mL (2.0 mL)

Special instructions: PROTECT FROM LIGHT

1. Fasting-overnight (12-14 hours) (infants-draw prior to next feeding).

2. Patient must not ingest vitamin supplements for 24 hours before the specimen is drawn.

Centrifuge at 4° C within 2 hours of collection, then aliquot all plasma into amber vial.

On-campus collections: Tube to 99 or deliver to University Extension Hospital Room EH318. Submission Container/Tube: Amber vial, FROZEN.

Off-campus collections: Protect from light. Centrifuge and aliquot within 2 hours.Specimen to be stored/transported at FROZEN temp.

MAYO REFERENCE LAB